In this edition of the Btu Buddy series, Bob learns the proper procedures for finding and fixing a refrigerant leak in a residential air conditioning unit.
The function of the economizer is, as its name implies, to "economize" or save on cooling costs. Learn more about the operation of economizers and get maintenance tips here.
In this installment of the Btu Buddy series, Bob and Btu Buddy meet at the local diner for lunch and discuss
electric heat and the components that operate it.
With the heating season winding down and the cooling season soon upon us, it is time to reconsider what is involved in proper cooling system maintenance.
In this edition of the Btu Buddy series, Bob gets a call from the dispatcher about an office that has electric heat. It is very cold outside and one of the office zones is not heating as it should.
For some of you, this article will be a review to refresh your memory about the importance of "safety first." For those of you starting out as technicians, it could keep you from serious injury - or worse - out in the field.
In this installment of the series, Bob is called to do a tuneup on an oil boiler. When he starts it up, he finds too much heat is going up the flue. Btu Buddy helps him in narrowing down a solution.
Spending as little as 10 minutes discussing proper humidifier operation and troubleshooting tips with the homeowner at the time of installation could eliminate future callbacks.
In this edition of the Btu Buddy series, Bob encounters a furnace that is not drafting like it should. Btu Buddy helps him determine the problem and make recommendations to the homeowner.
This application note was written to provide you with an understanding of the basic principles of fossil fuel heating systems and how to troubleshoot these systems using thermometers, digital multimeters, pressure/vacuum modules, and other accessories.
Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.
Podcasts
Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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